Inventor · disambiguated record
Sayaka Umeda
Also filed as: UMEDA SAYAKA
2 granted patents·1 citations·filing 2010–2016
36Inventor score
Top patents by PatentIndex Score
2 records- 0167US9458026B2Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxideOHKOSHI SHIN-ICHI·Filed 2010·Granted Oct 4, 2016·1 cites·4 claims
- 0265US9633770B2Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxideUNIV TOKYO·Filed 2016·Granted Apr 25, 2017·0 cites·4 claims
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